/branches/2.1/wp-includes/js/tinymce/tiny_mce_gzip.php
PHP | 330 lines | 217 code | 69 blank | 44 comment | 56 complexity | e1d54c2f273af74b5680e2786a576dcc MD5 | raw file
Possible License(s): AGPL-1.0, LGPL-2.0, LGPL-2.1, GPL-2.0
- <?php
- /**
- * $RCSfile: tiny_mce_gzip.php,v $
- * $Revision: $
- * $Date: $
- *
- * @version 1.08
- * @author Moxiecode
- * @copyright Copyright 2005-2006, Moxiecode Systems AB, All rights reserved.
- *
- * This file compresses the TinyMCE JavaScript using GZip and
- * enables the browser to do two requests instead of one for each .js file.
- * Notice: This script defaults the button_tile_map option to true for extra performance.
- */
- @require_once('../../../wp-config.php');
- // gzip_compression();
- function wp_tinymce_lang($path) {
- global $language;
- $text = '';
- // Look for xx_YY.js, xx_yy.js, xx.js
- $file = realpath(sprintf($path, $language));
- if ( file_exists($file) )
- $text = file_get_contents($file);
- $file = realpath(sprintf($path, strtolower($language)));
- if ( file_exists($file) )
- $text = file_get_contents($file);
- $file = realpath(sprintf($path, substr($language, 0, 2)));
- if ( file_exists($file) )
- $text = file_get_contents($file);
- // Fall back on en.js
- $file = realpath(sprintf($path, 'en'));
- if ( empty($text) && file_exists($file) )
- $text = file_get_contents($file);
- // Send lang file through gettext
- if ( function_exists('__') && strtolower(substr($language, 0, 2)) != 'en' ) {
- $search1 = "/^tinyMCELang\\[(['\"])(.*)\\1\]( ?= ?)(['\"])(.*)\\4/Uem";
- $replace1 = "'tinyMCELang[\\1\\2\\1]\\3'.stripslashes('\\4').__('\\5').stripslashes('\\4')";
- $search2 = "/\\s:\\s(['\"])(.*)\\1(,|\\s*})/Uem";
- $replace2 = "' : '.stripslashes('\\1').__('\\2').stripslashes('\\1').'\\3'";
- $search = array($search1, $search2);
- $replace = array($replace1, $replace2);
- $text = preg_replace($search, $replace, $text);
- return $text;
- }
- return $text;
- }
- function wp_compact_tinymce_js($text) {
- // This function was custom-made for TinyMCE 2.0, not expected to work with any other JS.
- // Strip comments
- $text = preg_replace("!(^|\s+)//.*$!m", '', $text);
- $text = preg_replace("!/\*.*?\*/!s", '', $text);
- // Strip leading tabs, carriage returns and unnecessary line breaks.
- $text = preg_replace("!^\t+!m", '', $text);
- $text = str_replace("\r", '', $text);
- $text = preg_replace("!(^|{|}|;|:|\))\n!m", '\\1', $text);
- return "$text\n";
- }
- // General options
- $suffix = ""; // Set to "_src" to use source version
- $expiresOffset = 3600 * 24 * 10; // 10 days util client cache expires
- $diskCache = false; // If you enable this option gzip files will be cached on disk.
- $cacheDir = realpath("."); // Absolute directory path to where cached gz files will be stored
- $debug = false; // Enable this option if you need debuging info
- // Headers
- header("Content-Type: text/javascript; charset=" . get_bloginfo('charset'));
- // header("Cache-Control: must-revalidate");
- header("Vary: Accept-Encoding"); // Handle proxies
- header("Expires: " . gmdate("D, d M Y H:i:s", time() + $expiresOffset) . " GMT");
- // Get data to load
- $theme = isset($_GET['theme']) ? TinyMCE_cleanInput($_GET['theme']) : "";
- $language = isset($_GET['language']) ? TinyMCE_cleanInput($_GET['language']) : "";
- $plugins = isset($_GET['plugins']) ? TinyMCE_cleanInput($_GET['plugins']) : "";
- $lang = isset($_GET['lang']) ? TinyMCE_cleanInput($_GET['lang']) : "en";
- $index = isset($_GET['index']) ? TinyMCE_cleanInput($_GET['index']) : -1;
- $cacheKey = md5($theme . $language . $plugins . $lang . $index . $debug);
- $cacheFile = $cacheDir == "" ? "" : $cacheDir . "/" . "tinymce_" . $cacheKey . ".gz";
- $cacheData = "";
- // Patch older versions of PHP < 4.3.0
- if (!function_exists('file_get_contents')) {
- function file_get_contents($filename) {
- $fd = fopen($filename, 'rb');
- $content = fread($fd, filesize($filename));
- fclose($fd);
- return $content;
- }
- }
- // Security check function, can only contain a-z 0-9 , _ - and whitespace.
- function TinyMCE_cleanInput($str) {
- return preg_replace("/[^0-9a-z\-_,]+/i", "", $str); // Remove anything but 0-9,a-z,-_
- }
- function TinyMCE_echo($str) {
- global $cacheData, $diskCache;
- if ($diskCache)
- $cacheData .= $str;
- else
- echo $str;
- }
- // Only gzip the contents if clients and server support it
- $encodings = array();
- if (isset($_SERVER['HTTP_ACCEPT_ENCODING']))
- $encodings = explode(',', strtolower(preg_replace("/\s+/", "", $_SERVER['HTTP_ACCEPT_ENCODING'])));
- // Check for gzip header or northon internet securities
- if ((in_array('gzip', $encodings) || in_array('x-gzip', $encodings) || isset($_SERVER['---------------'])) && function_exists('ob_gzhandler') && !ini_get('zlib.output_compression')) {
- $enc = in_array('x-gzip', $encodings) ? "x-gzip" : "gzip";
- // Use cached file if it exists but not in debug mode
- if (file_exists($cacheFile) && !$debug) {
- header("Content-Encoding: " . $enc);
- echo file_get_contents($cacheFile);
- die;
- }
- if (!$diskCache)
- ob_start("ob_gzhandler");
- } else
- $diskCache = false;
- if ($index > -1) {
- // Write main script and patch some things
- if ($index == 0) {
- TinyMCE_echo(wp_compact_tinymce_js(file_get_contents(realpath("tiny_mce" . $suffix . ".js")))); // WP
- TinyMCE_echo('TinyMCE.prototype.orgLoadScript = TinyMCE.prototype.loadScript;');
- TinyMCE_echo('TinyMCE.prototype.loadScript = function() {};var realTinyMCE = tinyMCE;');
- } else
- TinyMCE_echo('tinyMCE = realTinyMCE;');
- // Do init based on index
- TinyMCE_echo("tinyMCE.init(tinyMCECompressed.configs[" . $index . "]);");
- // Load external plugins
- if ($index == 0)
- TinyMCE_echo("tinyMCECompressed.loadPlugins();");
- // Load theme, language pack and theme language packs
- if ($theme) {
- TinyMCE_echo(wp_compact_tinymce_js(file_get_contents(realpath("themes/" . $theme . "/editor_template" . $suffix . ".js")))); // WP
- TinyMCE_echo(wp_tinymce_lang("themes/" . $theme . "/langs/%s.js")); // WP
- }
- /* WP if ($language) WP */
- TinyMCE_echo(wp_tinymce_lang("langs/%s.js")); // WP
- // Load all plugins and their language packs
- $plugins = explode(",", $plugins);
- foreach ($plugins as $plugin) {
- $pluginFile = realpath("plugins/" . $plugin . "/editor_plugin" . $suffix . ".js");
- /* WP $languageFile = realpath("plugins/" . $plugin . "/langs/" . $lang . ".js"); WP */
- if ($pluginFile)
- TinyMCE_echo(file_get_contents($pluginFile));
- /* WP if ($languageFile) WP */
- TinyMCE_echo(wp_tinymce_lang("plugins/" . $plugin . "/langs/%s.js")); // WP
- }
- // Reset tinyMCE compressor engine
- TinyMCE_echo("tinyMCE = tinyMCECompressed;");
- // Write to cache
- if ($diskCache) {
- // Calculate compression ratio and debug target output path
- if ($debug) {
- $ratio = round(100 - strlen(gzencode($cacheData, 9, FORCE_GZIP)) / strlen($cacheData) * 100.0);
- TinyMCE_echo("alert('TinyMCE was compressed by " . $ratio . "%.\\nOutput cache file: " . $cacheFile . "');");
- }
- $cacheData = gzencode($cacheData, 9, FORCE_GZIP);
- // Write to file if possible
- $fp = @fopen($cacheFile, "wb");
- if ($fp) {
- fwrite($fp, $cacheData);
- fclose($fp);
- }
- // Output
- header("Content-Encoding: " . $enc);
- echo $cacheData;
- }
- die;
- }
- ?>
- function TinyMCECompressed() {
- this.configs = new Array();
- this.loadedFiles = new Array();
- this.externalPlugins = new Array();
- this.loadAdded = false;
- this.isLoaded = false;
- }
- TinyMCECompressed.prototype.init = function(settings) {
- var elements = document.getElementsByTagName('script');
- var scriptURL = "";
- for (var i=0; i<elements.length; i++) {
- if (elements[i].src && elements[i].src.indexOf("tiny_mce_gzip.php") != -1) {
- scriptURL = elements[i].src;
- break;
- }
- }
- settings["theme"] = typeof(settings["theme"]) != "undefined" ? settings["theme"] : "default";
- settings["plugins"] = typeof(settings["plugins"]) != "undefined" ? settings["plugins"] : "";
- settings["language"] = typeof(settings["language"]) != "undefined" ? settings["language"] : "en";
- settings["button_tile_map"] = typeof(settings["button_tile_map"]) != "undefined" ? settings["button_tile_map"] : true;
- this.configs[this.configs.length] = settings;
- this.settings = settings;
- scriptURL += (scriptURL.indexOf('?') == -1) ? '?' : '&';
- scriptURL += "theme=" + escape(this.getOnce(settings["theme"])) + "&language=" + escape(this.getOnce(settings["language"])) + "&plugins=" + escape(this.getOnce(settings["plugins"])) + "&lang=" + settings["language"] + "&index=" + escape(this.configs.length-1);
- document.write('<sc'+'ript language="javascript" type="text/javascript" src="' + scriptURL + '"></script>');
- if (!this.loadAdded) {
- tinyMCE.addEvent(window, "DOMContentLoaded", TinyMCECompressed.prototype.onLoad);
- tinyMCE.addEvent(window, "load", TinyMCECompressed.prototype.onLoad);
- this.loadAdded = true;
- }
- }
- TinyMCECompressed.prototype.onLoad = function() {
- if (tinyMCE.isLoaded)
- return true;
- tinyMCE = realTinyMCE;
- TinyMCE_Engine.prototype.onLoad();
- tinyMCE._addUnloadEvents();
- tinyMCE.isLoaded = true;
- }
- TinyMCECompressed.prototype.addEvent = function(o, n, h) {
- if (o.attachEvent)
- o.attachEvent("on" + n, h);
- else
- o.addEventListener(n, h, false);
- }
- TinyMCECompressed.prototype.getOnce = function(str) {
- var ar = str.replace(/\s+/g, '').split(',');
- for (var i=0; i<ar.length; i++) {
- if (ar[i] == '' || ar[i].charAt(0) == '-') {
- ar[i] = null;
- continue;
- }
- // Skip load
- for (var x=0; x<this.loadedFiles.length; x++) {
- if (this.loadedFiles[x] == ar[i])
- ar[i] = null;
- }
- this.loadedFiles[this.loadedFiles.length] = ar[i];
- }
- // Glue
- str = "";
- for (var i=0; i<ar.length; i++) {
- if (ar[i] == null)
- continue;
- str += ar[i];
- if (i != ar.length-1)
- str += ",";
- }
- return str;
- };
- TinyMCECompressed.prototype.loadPlugins = function() {
- var i, ar;
- TinyMCE.prototype.loadScript = TinyMCE.prototype.orgLoadScript;
- tinyMCE = realTinyMCE;
- ar = tinyMCECompressed.externalPlugins;
- for (i=0; i<ar.length; i++)
- tinyMCE.loadPlugin(ar[i].name, ar[i].url);
- TinyMCE.prototype.loadScript = function() {};
- };
- TinyMCECompressed.prototype.loadPlugin = function(n, u) {
- this.externalPlugins[this.externalPlugins.length] = {name : n, url : u};
- };
- TinyMCECompressed.prototype.importPluginLanguagePack = function(n, v) {
- tinyMCE = realTinyMCE;
- TinyMCE.prototype.loadScript = TinyMCE.prototype.orgLoadScript;
- tinyMCE.importPluginLanguagePack(n, v);
- };
- TinyMCECompressed.prototype.addPlugin = function(n, p) {
- tinyMCE = realTinyMCE;
- tinyMCE.addPlugin(n, p);
- };
- var tinyMCE = new TinyMCECompressed();
- var tinyMCECompressed = tinyMCE;